The five U.S. Marines who died when their helicopter crashed in a mountainous region in southern California on Tuesday have been identified by the Marine Corps Air Station in Miramar.

The victims were identified as Lance Cpl. Donovan Davis, 21, of Kansas; Sgt. Alec Langen, 23, of Arizona; Capt. Benjamin Moulton, 27, of Idaho; Capt. Jack Casey, 26, of New Hampshire; and Capt. Miguel Nava, 28, of Michigan, Fox News reported. Davis and Langen, the youngest members of the crew, were both crew chiefs, while Moulton, Casey, and Nava were helicopter pilots.

“We have been confronted with a tragedy that is every service family’s worst fear,” said Lt. Col. Nicholas J. Harvey, who leads the  Marine Heavy Helicopter Squadron 361. “Our top priority now is supporting the families of our fallen heroes, and we ask for your respect and understanding as they grieve. The Flying Tigers family stands strong and includes the friends and community who have supported our squadron during this challenging time. We will get through this together.”